Home / 2,303.14-3,174.57-1,603.30

Finding the Fourth Proportional to 2,303.14, 3,174.57 and 1,603.30

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Solution

The fourth proportional to 2,303.14, 3,174.57 and 1,603.30 is: 2,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.14 : 3,174.57 = 1,603.30 : x
  2. Step 2: Convert to fraction form
    2,303.14/3,174.57 = 1,603.30/x
  3. Step 3: Cross multiply
    2,303.14x = 3,174.57 × 1,603.30
  4. Step 4: Simplify right side
    2,303.14x = 5,089,788.08
  5. Step 5: Solve for x
    x = 5,089,788.08/2,303.14
  6. Step 6: Final answer
    x = 2,209.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.